*SUPPORT*
IN: wif zup OUT: RED RED
IN: tufa kiki wif kiki wif OUT: RED RED GREEN
IN: wif kiki tufa zup OUT: GREEN GREEN RED
IN: blicket lug OUT: YELLOW YELLOW
IN: tufa kiki tufa wif OUT: GREEN RED GREEN
IN: wif kiki tufa OUT: GREEN RED
IN: tufa kiki wif lug OUT: RED RED GREEN
IN: dax blicket blicket zup OUT: PURPLE YELLOW YELLOW PURPLE YELLOW YELLOW
IN: blicket kiki blicket OUT: YELLOW YELLOW
IN: dax OUT: PURPLE
IN: wif tufa OUT: RED GREEN
IN: blicket OUT: YELLOW
IN: tufa lug OUT: GREEN GREEN
IN: blicket dax dax blicket OUT: YELLOW PURPLE PURPLE YELLOW

*QUERY*
IN: tufa wif kiki blicket kiki tufa OUT: GREEN GREEN YELLOW RED
IN: dax kiki dax kiki wif lug OUT: RED RED PURPLE PURPLE
IN: tufa zup OUT: GREEN GREEN
IN: blicket wif lug zup OUT: YELLOW RED YELLOW RED YELLOW RED YELLOW RED
IN: dax wif OUT: PURPLE RED
IN: blicket zup OUT: YELLOW YELLOW
IN: tufa blicket zup OUT: GREEN YELLOW GREEN YELLOW
IN: wif OUT: RED
IN: tufa kiki blicket OUT: YELLOW GREEN
IN: tufa OUT: GREEN

*GRAMMAR*
blicket -> YELLOW 
 dax -> PURPLE 
 wif -> RED 
 tufa -> GREEN 
 u1 kiki x1 -> [x1] [u1] 
 x1 zup -> [x1] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 